Marking for knife pleats. The knife pleat is considered to be the most basic pleat. You create a fold in the fabric at a predetermined width, and press in one direction on the right side of the fabric. Unlike other types of pleats, knife pleats always travel in a gang.
Wiktionary (0.00 / 0 votes) Rate this definition: transient (Noun). Something which is transient. transient (Noun). A transient phenomenon, especially an electric current; a very brief surge.
Transient (acoustics) In acoustics and audio, a transient is a high amplitude, short-duration sound at the beginning of a waveform that occurs in phenomena such as musical sounds, noises or speech. It can sometimes contain a high degree of non-periodic components and a higher magnitude of high frequencies than the harmonic content of that sound.